11700056551017 has 4 divisors (see below), whose sum is σ = 15600075401360. Its totient is φ = 7800037700676.

The previous prime is 11700056551003. The next prime is 11700056551019. The reversal of 11700056551017 is 71015565000711.

11700056551017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11700056551017 - 2¹⁴ = 11700056534633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11700056551019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1950009425167 + ... + 1950009425172.

It is an arithmetic number, because the mean of its divisors is an integer number (3900018850340).

Almost surely, 2^{11700056551017} is an apocalyptic number.

It is an amenable number.

11700056551017 is a deficient number, since it is larger than the sum of its proper divisors (3900018850343).

11700056551017 is an equidigital number, since it uses as much as digits as its factorization.

11700056551017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900018850342.

The product of its (nonzero) digits is 36750, while the sum is 39.

The spelling of 11700056551017 in words is "eleven trillion, seven hundred billion, fifty-six million, five hundred fifty-one thousand, seventeen".